Isarn Acoustic Electric Phin 3 Strings, Thai Lao Guitar Musical Instrument, Traditional Thai Musical Pin 15 imported from Thailand. ORIGINAL sold by "Tamegems Craft" 100% Handmade // pattern varies from natural wood texture Size : 1.20 x 0.25 m. A type of northeastern lute with a pear-shaped body having flets on the neck and over which two-three metal strings run plicked by pick of the right hand while playing Key : Am = Low String ~ E, Middle String ~ A, High String ~ E Key : Gm = Low String ~ D, Middle String ~ G, High String ~ D Key : Bm = Low String ~ F#, Middle String ~ B, High String ~ F# Scale : Diatonic (fret no.2 = F#, B, F#)